"It's definitely a huge relief," Sabathia said. "I feel good enough to do all my workouts, to play catch and kind of have a normal offseason."
Sabathia, who underwent season-ending knee surgery in July, starting throwing off flat ground in late September and plans to report to spring training early.
"I'm sure I'll talk to them soon or they will talk [to the media]," Zimmerman said. "I think Anthony [Rendon] is the future third baseman. Obviously, he played great there. He played some second and some third. If he goes into Spring Training knowing that he is playing third base, he has a chance to be a very good third baseman.
"Obviously, I love playing third base. But some of the injuries over the last two or three years made it tougher for me to be an above average third baseman. It's hard to accept that, but I think that's the truth. Sometimes, the truth hurts sometimes. But Anthony has a great chance to be very good over there. I could be an above average first baseman if I work at it during Spring Training and the rest of this offseason. But that's not just my decision. Obviously, I'll talk with [general manager] Mike [Rizzo] and Matt and see what their plans are. I'm sure we'll find out in the next week or two."
The Nationals have first base open due to the impending free agency of 2014 starter Adam LaRoche.
Castillo suffered the injury while getting jammed during an at-bat. He signed a $72.5-million deal in August that runs through 2020.
James Shields takes the mound in Game 1 Tuesday, while rookie Yordano Ventura is slated to pitch Game 3. If the series reaches five games, Shields would likely be in line to start Game 5 Sunday.
An MRI on the injured shoulder of
Wacha has been dealing with a stress reaction in his right shoulder, but he is expected to follow his normal offseason program. "Even the doctors were a little surprised on how that looked," general manager John Mozeliak said.
Panik has hit second in all nine of the Giants' postseason games so far, but he's hit just .239/.271/.348 in 46 at-bats, with three of his 11 hits coming during the Wild Card game to open the postseason. He bat just after leadoff man and center fielder Gregor Blanco. Catcher Buster Posey bats third, followed by third baseman Pablo Sandoval, right fielder Hunter Pence, first baseman Brandon Belt, designated hitter Michael Morse, left fielder Travis Ishikawa and shortstop Brandon Crawford.
Escobar led off just 16 times while playing all 162 games during the regular season, but he's been the man atop the lineup in each of the Royals' first eight postseason games -- all wins. He'll be followed by right fielder Norichika Aoki, center fielder Lorenzo Cain, first baseman Eric Hosmer, designated hitter Billy Butler, left fielder Alex Gordon, catcher Salvador Perez, second baseman Omar Infante and third baseman Mike Moustakas.
Williams went 4-2 with a 2.83 ERA, 1.13 WHIP and 38:17 K:BB ratio in 57 1/3 innings over nine starts after joining the team off waivers in August. He has pitched for seven teams while compiling a 4.40 ERA in 891 1/3 career innings.
San Francisco Giants 2014 MLB National League Champs
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